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Version History:

 2.0 2001-01-19 initial version

 2.1 2004-05-30 works if manifest.txt does not exist

 2.2 2006-03-05 reformat with IntelliJ, add Javadoc.

 2.3 2006-03-13 move to JDK 1.5 and for:each

 2.4 2007-06-01 handle empty DESCRIPT.ION file. Handle blank lines in DESCRIPT.ION file.

 2.5 2007-12-31 put text results in manifest.txt instead of readme.txt. Automatic describe of manifest.txt and
                DESCRIPT.ION

 2.6 2008-01-01 fix ConcurrentModificationBug

 2.7 2009-05-11 change name of manifest.txt to _O_V_E_R_V_I_E_W.txt

 2.8 2009-11-18 filter out files not from this dir from the DESCRIPT.ION file.

 2.9 2011-02-01 allow -d -f -l option letter on the command line.

 3.0 2011-11-07 avoid writing files back if nothing has substantially changed.

 3.1 2012-01-10 fix bug in inOrder that caused dups to accumulate.

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